Profile AF concrete pumping A.F. Concrete Pumping is the largest concrete pumping service in Sydney. They supply construction industry with all concrete pumping needs. Last activity: on 25/05/2018 Joined: on 25/05/2018 https://www.afconcretepumping.com.au/ Design quotient Earn DQ points by participating in a challenge. What are (DQ) Points? DQ points are a measure of your contributions, they correspond to how active you are in the Research, Ideas and Evaluation phases of a challenge.